Home / 21,805,426.54-30,092,805.75-12,015,854.02

Finding the Fourth Proportional to 21,805,426.54, 30,092,805.75 and 12,015,854.02

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Solution

The fourth proportional to 21,805,426.54, 30,092,805.75 and 12,015,854.02 is: 16,582,604.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,805,426.54 : 30,092,805.75 = 12,015,854.02 : x
  2. Step 2: Convert to fraction form
    21,805,426.54/30,092,805.75 = 12,015,854.02/x
  3. Step 3: Cross multiply
    21,805,426.54x = 30,092,805.75 × 12,015,854.02
  4. Step 4: Simplify right side
    21,805,426.54x = 361,590,760,944,216.62
  5. Step 5: Solve for x
    x = 361,590,760,944,216.62/21,805,426.54
  6. Step 6: Final answer
    x = 16,582,604.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.